Castellammare del Golfo is inthe Trapani Province of Sicily and there are micorfilm records at your nearest Mormon Family History Library covering all births,marrioages and deaths from 1820 to1910 which you can rfent for about $5.00 (go to wwww.familysearch.org for the location nearest you.

Bring aliong the book Discovering Your Italian Ancestors by Lynn nelson and a magnikfying glass since the records are handwritten. You will find all the Aiellos and others in your family all the way back to 1820.
=Peter=

........and if you are not sure of the spelling of the place in Italy you are seeking go to www.prontoimprese.it and to the left is the alphabet so just pick our the first letter of the town you think you want and see how it is spelled and if there is another name before or after it( like Santa something or Marina gioso) but you do not know it then just go to the region listed below and it will give you the name of every town in that region.

So you do not even have to know the province just what areas or areas you think the town is located and you can zero in quickly to see if it is there or not. =He who talks to the wind=